The C1XK15 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 1 to 2 GHz, Average Power 10 W, Average Power Forward 10 W, Insertion Loss 0.6 dB, Isolation 18 dB. Tags: Module with Connectors, Coaxial Isolator. More details for C1XK15 can be seen below.